If time is money, then Enduro-Flex Turbo is worth its weight in gold. This extremely aggressive flap disc removes material like a 36 grit but leaves a 60 grit, paint-ready finish, saving you a valuable step in the finishing process. The innovative backing pad design allows air to cool the work piece, increasing product life and minimizing heat transfer to the surface. Enduro-Flex Turbo will help you blend welds and break edges faster, guaranteed. Always use with flange WAL30B057. For use with steel and stainless steel. Package of 10.